Climate Stripes

Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
Pernambuco - - 0.91
± 0.24
1.19
± 0.24
2.16
± 0.46
1.05
± 1.11
Brazil - - 0.87
± 0.17
1.06
± 0.18
1.70
± 0.17
1.50
± 0.43
South America - - 0.86
± 0.20
1.00
± 0.16
1.39
± 0.19
1.07
± 0.36
Southern Hemisphere - - 0.81
± 0.24
0.94
± 0.32
1.34
± 0.38
1.15
± 0.38
Global Land 0.43
± 0.18
0.79
± 0.13
0.91
± 0.08
1.11
± 0.03
2.16
± 0.11
2.78
± 0.13

Temperature Record Months and Years

Seasonal Changes

Regional Climate Variability

Difference from Global Land Average ( °C, 95% range )

Smoothing Monthly Annual Five-year Ten-year Twenty-year
± 0.86 ± 0.45 ± 0.23 ± 0.16 ± 0.09

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.77 0.90 0.97 0.98 0.99

Variability in Monthly Means ( °C, 95% range )

Jan Feb Mar Apr May Jun
± 1.00 ± 1.10 ± 1.10 ± 0.88 ± 0.91 ± 0.87
Jul Aug Sep Oct Nov Dec
± 0.90 ± 0.73 ± 0.68 ± 0.62 ± 0.75 ± 0.95

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature

Change in Diurnal Range